drm/i915: Rename shrinker init/cleanup to match driver initialisation phase

Since the shrinker is registered and unregistered during
i915_driver_register and i915_driver_unregister, respectively, rename
the init/cleanup functions to match.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171123115338.10270-1-chris@chris-wilson.co.ukReviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

drivers/gpu/drm/i915/i915_drv.c

@@ -1215,7 +1215,7 @@ static void i915_driver_register(struct drm_i915_private *dev_priv)
 {
 	struct drm_device *dev = &dev_priv->drm;
 
-	i915_gem_shrinker_init(dev_priv);
+	i915_gem_shrinker_register(dev_priv);
 	i915_pmu_register(dev_priv);
 
 	/*
@@ -1277,7 +1277,7 @@ static void i915_driver_unregister(struct drm_i915_private *dev_priv)
 	i915_guc_log_unregister(dev_priv);
 	drm_dev_unregister(&dev_priv->drm);
 
-	i915_gem_shrinker_cleanup(dev_priv);
+	i915_gem_shrinker_unregister(dev_priv);
 }
 
 /**

drivers/gpu/drm/i915/i915_drv.h

@@ -3921,8 +3921,8 @@ unsigned long i915_gem_shrink(struct drm_i915_private *dev_priv,
 #define I915_SHRINK_ACTIVE 0x8
 #define I915_SHRINK_VMAPS 0x10
 unsigned long i915_gem_shrink_all(struct drm_i915_private *dev_priv);
-void i915_gem_shrinker_init(struct drm_i915_private *dev_priv);
-void i915_gem_shrinker_cleanup(struct drm_i915_private *dev_priv);
+void i915_gem_shrinker_register(struct drm_i915_private *dev_priv);
+void i915_gem_shrinker_unregister(struct drm_i915_private *dev_priv);
 
 
 /* i915_gem_tiling.c */

drivers/gpu/drm/i915/i915_gem_shrinker.c

@@ -494,12 +494,12 @@ i915_gem_shrinker_vmap(struct notifier_block *nb, unsigned long event, void *ptr
 }
 
 /**
- * i915_gem_shrinker_init - Initialize i915 shrinker
+ * i915_gem_shrinker_register - Register the i915 shrinker
  * @dev_priv: i915 device
  *
  * This function registers and sets up the i915 shrinker and OOM handler.
  */
-void i915_gem_shrinker_init(struct drm_i915_private *dev_priv)
+void i915_gem_shrinker_register(struct drm_i915_private *dev_priv)
 {
 	dev_priv->mm.shrinker.scan_objects = i915_gem_shrinker_scan;
 	dev_priv->mm.shrinker.count_objects = i915_gem_shrinker_count;
@@ -515,12 +515,12 @@ void i915_gem_shrinker_init(struct drm_i915_private *dev_priv)
 }
 
 /**
- * i915_gem_shrinker_cleanup - Clean up i915 shrinker
+ * i915_gem_shrinker_unregister - Unregisters the i915 shrinker
  * @dev_priv: i915 device
  *
  * This function unregisters the i915 shrinker and OOM handler.
  */
-void i915_gem_shrinker_cleanup(struct drm_i915_private *dev_priv)
+void i915_gem_shrinker_unregister(struct drm_i915_private *dev_priv)
 {
 	WARN_ON(unregister_vmap_purge_notifier(&dev_priv->mm.vmap_notifier));
 	WARN_ON(unregister_oom_notifier(&dev_priv->mm.oom_notifier));